Ingot stacking machine

Claim 1

AN INGOT STACKING MACHINE FOR STACKING INGOTS IN HORIZONTAL LAYERS WITH THE INGOT IN EACH LAYER ARRANGED IN SIDE BY SIDE PARALLEL RELATION AND WITH THE INGOTS IN ONE LAYER TURNED TO EXTEND AT AN ANGEL OF 90* TO THE INGOTS IN ADJACENT LAYERS, COMPRISING A HORIZONTALLY DISPOSED TRAY MOUNTED FOR MOVEMENT IN THE VERTICAL DIRECTION BETWEEN RAISED AND LOWERED POSITIONS, MEANS FOR CONTROLLING RAISING AND LOWERING MOVEMENTS OF THE RAY, A TURNTABLE ON THE TOP SIDE OF THE TRAY AND MEANS FOR CONTROLLING ROTATIONAL MOVEMENT OF THE TURNTABLE RELATIVE TO THE TRAY, A GROUP OF MOVABLE CARRIAGES FOR PLACING INGOTS ON THE TRAY INCLUDING IN COMBINATION A FIRST STATIONARY RAIL HAVING THE UPPER SURFACES CONTOURED TO PROVIDE A SERIES OF SAW TEETH HAVING RISING CAM SURFACES EXTENDING CROSSWISE ABOVE THE TRAY, A FIRST CARRIAGE HAVING ROLLERS RIDABLE ON THE SAW TOOTH EDGES OF THE FIRST RAILS FOR RAISING AND LOWERING MOVEMENT OF THE CARRIAGE RESPONSIVE TO DISPLACEMENT OF THE ROLLERS UP AND OFF OF THE CAM SURFACES, A SECOND PAIR OF RAILS FIXED ON THE FIRST CARRIAGE AND EXTENDING IN THE SAME DIRECTION AS THE FIRST RAILS, A SECOND CARRIAGE HAVING ROLLERS RIDABLE ON THE SECOND RAILS FOR CROSSWISE DISPLACEMENT OF THE SECOND CARRIAGE RELATIVE TO THE FIRST CARRIAGE AND THE TRAY, MEANS FOR DISPLACEMENT OF THE FIRST CARRIAGE ON THE FIRST RAILS TO RAISE AND LOWER THE CARRIAGES AS THE FIRST CARRIAGE IS DISPLACED UP AND OFF OF THE CAM SURFACE OF SAID RAILS RESPECTIVELY, MEANS FOR DISPLACEMENT OF THE SECOND CARRIAGE ON THE SECOND RAILS FOR CROSSWISE MOVEMENT RELATIVE TO THE FIRST CARRIAGE AND THE TRAY, A HOLDING MEANS CARRIED BY SAID SECOND CARRIAGE HAVING MEANS MOUNTED FOR SHIFTING MOVEMENT INTO AND OUT OF ENGAGEMENT WITH THE ENDS OF THE INGOTS, AND A SUPPORT FOR A PLURALITY OF ALIGNED INGOTS ARRANGED IN SIDE BY SIDE PARALLEL RELATION AND POSITIONED TO ONE SIDE OF THE TRAY IN CROSSWISE ALIGNMENT WITH THE RAILS AND AT A LEVEL FOR ENGAGEMENT FOR THE INGOTS BY SAID HOLDING MEANS DURING MOVEMENT OF THE FIRST CARRIAGE UP THE CAM SURFACE AND FOR RELEASE OF SAID INGOTS BY SAID HOLDING MEANS DURING RETURN MOVEMENT OF THE FIRST CARRIAGE OFF THE CAM SURFACE.